diff --git a/src/p_inter.c b/src/p_inter.c
index b85d10523..bddd11064 100644
--- a/src/p_inter.c
+++ b/src/p_inter.c
@@ -989,7 +989,7 @@ void P_TouchStarPost(mobj_t *post, player_t *player, boolean snaptopost)
 		//player->starposttime = leveltime;
 		player->starpostx = toucher->x;
 		player->starposty = toucher->y;
-		player->starpostz = toucher->eflags & MFE_VERTICALFLIP ? toucher->ceilingz : toucher->floorz;//post->z;
+		player->starpostz = post->z;
 		player->starpostangle = post->angle;
 		player->starpostflip = post->spawnpoint->options & MTF_OBJECTFLIP;	// store flipping
 	}
diff --git a/src/p_mobj.c b/src/p_mobj.c
index 3c645ccc3..86ed4a66b 100644
--- a/src/p_mobj.c
+++ b/src/p_mobj.c
@@ -12433,6 +12433,9 @@ void P_AfterPlayerSpawn(INT32 playernum)
 	mobj_t *mobj = p->mo;
 	UINT8 i;
 
+	// fix the verticalflip flag to prevent camera jank (the player mobj initially spawns at the origin)
+	P_CheckGravity(players[playernum].mo, false);
+
 	// Update interpolation
 	mobj->old_x = mobj->x;
 	mobj->old_y = mobj->y;
@@ -12582,18 +12585,15 @@ void P_MovePlayerToStarpost(INT32 playernum)
 	sector->c_slope ? P_GetSlopeZAt(sector->c_slope, mobj->x, mobj->y) :
 	sector->ceilingheight;
 
+	z = CLAMP(p->starpostz, floor, ceiling); // no more copyslope floorspawning jank
+
 	if (mobj->player->starpostflip)
-		z = p->starpostz - 128*mapobjectscale - mobj->height;
+		z -= 128*mapobjectscale + mobj->height;
 	else
-		z = p->starpostz + 128*mapobjectscale;
+		z += 128*mapobjectscale;
 
-	//z = (p->starpostz + 128) << FRACBITS; // reverse gravity exists, pls
-	mobj->player->starpostflip = 0;
-
-	if (z < floor)
-		z = floor;
-	else if (z > ceiling - mobjinfo[MT_PLAYER].height)
-		z = ceiling - mobjinfo[MT_PLAYER].height;
+	z = CLAMP(z, floor, ceiling - mobjinfo[MT_PLAYER].height);
+	//mobj->player->starpostflip = 0; // why???
 
 	mobj->floorz = floor;
 	mobj->ceilingz = ceiling;